Dr Sian Prior is Lead Adviser to the Clean Arctic Alliance, a coalition of 21 non-profit groups campaigning to protect the Arctic from the impacts of international shipping.

The campaign focuses on reducing black carbon emissions from shipping and prohibiting the use and carriage of heavy fuel oils in the Arctic.

Sian specializes in interpreting marine science to support conservation and management policy and advocacy. Priority areas of work include ocean governance and ecosystem-based management in relationship to shipping and offshore industries, marine protected areas and fisheries management. She has over 30 years of experience of contributing to a variety of international and regional marine management and conservation frameworks.